June 2026 Energy Prices: Which Fuel Offers Best Value Now?
Summer price check reveals significant gaps between heating fuels. Here's what UK homeowners should know before locking in contracts.
June 2026 brings a critical window for UK homeowners to review heating fuel costs. With summer typically offering lower demand and better negotiating power, now is the moment to assess whether you're on the right fuel type—and the right tariff.
Current Price Snapshot
Today's wholesale-driven rates show clear winners and losers:
- Mains gas: 6.04p/kWh (Ofgem price cap)
- Electricity: 24.5p/kWh (Ofgem price cap)
- Wood pellets: 7.2p/kWh
- Heating oil: 97.5p/litre (ex. VAT)
Wood pellets remain the most cost-effective option per unit of heat, offering roughly 19% savings versus mains gas. However, this advantage only applies if you have a pellet boiler or stove already installed.
What These Numbers Mean for Your Bills
For a typical 3-bedroom semi needing 20,000 kWh annually for heating:
- Mains gas: roughly £1,208/year
- Wood pellets: roughly £1,440/year (higher volume, lower per-unit cost)
- Electricity heating: £4,900/year (unsuitable for primary heating)
- Oil heating: approximately £1,560/year for 1,200 litres
Electricity prices remain punitive for space heating—a reality that makes heat pumps viable only with government support or very efficient homes.
Strategic Actions for Summer 2026
Lock in oil contracts now if you rely on heating oil. Summer purchasing typically yields discounts versus winter, and current rates at 97.5p/litre are manageable. Compare heating oil suppliers to secure fixed-price deals before autumn demand spikes.
Review your gas tariff immediately. The Ofgem cap protects consumers from price spikes, but you may still be on a standard variable rate. Use price comparison tools to check whether a fixed-rate deal offers better value over the next 12–24 months.
Evaluate wood pellet viability if you have space. At 7.2p/kWh, biomass heating justifies retrofit costs if you plan to stay in your home 10+ years. Installation costs £4,000–£8,000, but savings compound significantly.
What's Driving Today's Prices?
UK energy prices reflect a fragile balance between renewable generation and fossil fuel hedging costs. Summer typically offers lower wholesale rates, but global LNG demand and ongoing geopolitical tensions keep upward pressure on both gas and oil.
Electricity remains high due to peak-hour grid strain and carbon costs, making the case for heat pumps weaker in 2026 unless your home achieves EPC Band B or better.
Next Steps
Don't wait for autumn. Take action this week: compare mains gas tariffs, review heating oil locks, and if you're considering long-term efficiency, request a heat pump assessment. Summer contracts won't last long.